TH-K2AT/K2E/K2ET
38
ADJUSTM ENT
Item
Condition
M easurement
Adjustment
Specifications/
Test equipment
Unit
Terminal
Unit
Parts
M ethod
Remarks
8.AF output
1) Frequency: 145.050M Hz
SSG
TX-RX
ANT
Check
400mW or more
Check
(E, E3)
Oscilloscope
(A/3)
SP
Frequency: 146.050M Hz
Distortion meter
(K, K2, M , M 2) AF V.M
SSG output: –53dBm (501uV)
SSG M OD: 1kHz
SSG DEV: 3kHz
AF distortion: 10%
9.Current
Squelch level: 5
Drain
1) Frequency: 145.050M Hz
SSG
Check
80mA or less
Check
(E, E3)
Am meter
Frequency: 146.050M Hz
(K, K2, M , M 2)
SSG output: OFF
2) Frequency: 145.050M Hz
400mA or less
(E, E3)
Frequency: 146.050M Hz
(K, K2, M , M 2)
SSG output: –53dBm (501uV)
SSG M OD: 1kHz
SSG DEV: 3kHz
VOL knob: M ax
Transmitter section
Item
Condition
M easurement
Adjustment
Specifications/
Test equipment
Unit
Terminal
Unit
Parts
M ethod
Remarks
1.TX pow er
Write (Battery
terminal: 7.5V)
High pow er
M id pow er
Battery terminal voltage:
7.5V
Sw itch to Adjustment mode
and carry out the operations
for adjustment item F.
(Refer to page 29)
1)LCD display: P7L,
Frequency: 144.000M Hz
PTT: ON
2)LCD display: P7C,
Frequency: 145.000M Hz
PTT: ON
3) LCD display: P7H,
Frequency: 145.995M Hz
PTT: ON
Sw itch to Adjustment mode
and carry out the operations
for adjustment item G.
(Refer to page 30)
4)LCD display: P7L,
Frequency: 144.000M Hz
PTT: ON
5) LCD display: P7C,
Frequency: 145.000M Hz
PTT: ON
DC pow er supply
DVM
Pow er meter
Am meter
TX-RX
(A/3)
B
GND
ANT
Encoder
[M ENU]
Encoder
[M ENU]
Encoder
[M ENU]
Encoder
[M ENU]
Encoder
[M ENU]
Write
Write
Write
Write
Write
Note:
Do not
use the DC IN
terminal.
4.8W ±0.05W
2.0A or less
1.5W ±0.05W
1.4A or less
Note:
Adjust the output voltage from DC pow er supply until the voltage at the battery terminal be-
comes 7.5V w hile the transceiver is transmitting.
